Delicious and Fudgy Homemade Cosmic Brownie Cupcakes Recipe

Learn how to make this copycat cosmic brownie cupcakes recipe. The perfect treat that will remind you of the Little Debbie Brownie, a favorite childhood treat!

Looking for a dessert that’s easy to make, packed with chocolate, and full of nostalgic fun? These Cosmic Brownie Cupcakes are the perfect fudgy brownies treat for any occasion.

Silver serving tray with Cosmic Brownies on it with a bowl of rainbow chips

With rich, fudgy flavors and colorful candy-coated chocolate toppings of rainbow chips, they bring all the charm of classic cosmic brownies into cupcake form. Whether for a party, a bake sale, or just a special family dessert, these homemade cosmic brownies cupcakes are sure to impress.

Three Cosmic Brownie Inspired cupcakes on a silver plate

What Are Cosmic Brownie Cupcakes?

Cosmic Brownie Cupcakes are inspired by the iconic Little Debbie Cosmic Brownies. Instead of the dense brownie base, these treats come in cupcake form, offering a lighter yet equally chocolatey brownie bite.

Inside of a decadent fudgy cupcake with a bit taken out of it

Each cupcake features a rich chocolate base, topped with a smooth layer of chocolate ganache, and sprinkled with vibrant candy-coated chocolate chips. The result? A fun and indulgent dessert that’s a feast for both your eyes and taste buds. What a special treat!

Close up overhead shot of cupcake cosmic brownies with rainbow chips on top

Ingredients You’ll Need for Copycat Cosmic Brownies Cupcakes

For the cupcakes:

  • 1 ½ cups sugar
  • 1 ½ cups flour
  • ¾ cup Hershey’s dark cocoa powder
  • 2 eggs
  • 1 teaspoon baking powder
  • ½ teaspoon salt
  • ¾ cup milk
  • ¾ cup water
  • ¼ cup oil
  • 1 teaspoon vanilla extract

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For the topping:

Ingredients for cosmic brownie cupcakes recipe

How to Make Cosmic Brownie Cupcakes

Now that you’ve gathered all the ingredients for this great recipe, let’s get baking.

Preheat your oven: 

Set it to 350°F (175°C). Line muffin tins with cupcake liners and set them aside.

Mix dry ingredients: 

In the bowl of a stand mixer or in a medium-sized bowl with an electric mixer, combine sugar, flour, cocoa powder, baking powder, and salt.

Mixing up dry ingredients for brownie batter

Add wet ingredients: 

Add eggs, milk, water, oil, and vanilla to the dry mixture. Mix well, scraping the sides of the bowl to ensure everything is combined in the brownie batter.

Adding wet ingredients into mixing bowl

Fill cupcake liners: 

Divide the batter evenly between the liners in the prepared pan. Fill each one about ½ to ⅔ full.

Batter added to lined cupcake baking pan

Bake: 

Place the cupcakes in the preheated oven and bake for 14-15 minutes. Check if they’re done by inserting a toothpick into the center; it should come out clean.

Cool: 

Allow the cupcakes to cool completely before adding the topping.

Baked brownie cupcakes on a cooling rack

Make the ganache: 

In a microwave-safe bowl, combine the heavy cream and chocolate chips. Heat in the microwave for 1 minute. Stir until smooth and let it cool slightly.

Decorate: 

Spoon a generous amount of ganache onto each cupcake, spreading it evenly over the top. Sprinkle candy-coated chocolate chips over the ganache.

Where to Take or Use This Recipe

The Cosmic Brownie Cupcakes recipe is versatile and perfect for many occasions:

  • Birthday parties: Kids and adults alike will love these colorful treats.
  • Bake sales: Their fun appearance makes them an eye-catching choice.
  • Family gatherings: Add a little nostalgia to dessert tables.
  • School events: These are easy to transport and share with classmates.
  • Weekend treats: Enjoy them with a cup of milk or coffee for a cozy dessert.
Inside of a fudgy cosmic brownie cupcake with wrapper removed

Variations to Try on this Cosmic Brownie Cupcakes Recipe

Want to switch things up? Here are some fun variations:

  • Add sprinkles or Mini M&Ms: Swap the candy-coated chocolates for rainbow chip sprinkles or jimmies. Another option to use instead of the classic candy coated bits, is to adorn these chocolate cupcakes with colorful mini M&M’s.
  • Peanut butter ganache: Mix 2 tablespoons of peanut butter into the ganache for a nutty twist.
  • Mint chocolate: Use mint chocolate chips for the topping and a splash of mint extract in the batter.
  • White chocolate topping: Replace semi-sweet chocolate with white chocolate for a unique flavor.
  • Vegan-friendly: Substitute plant-based milk, vegan chocolate, and a flaxseed egg to make them vegan.
A cosmic brownie cupcake with more in the background

Can These Cupcakes Be Stored or Made Ahead?

Yes, you can easily store or prepare these cupcakes ahead of time:

  • Storage: Keep the cupcakes in an airtight container in the refrigerator for up to 3 days.
  • Freeze: Freeze undecorated cupcakes for up to 1 month. Thaw at room temperature and add ganache before serving.
  • Make ahead: Bake the cupcakes the day before and store them in the fridge. Prepare the ganache and decorate on the day of serving.
Overhead shot of cosmic brownie cupcakes with a bowl of rainbow sprinkle chips

Common Questions About Cosmic Brownie Cupcakes Recipe

1. Can I use regular cocoa powder instead of dark cocoa powder?
Yes, regular cocoa powder works fine. However, dark cocoa powder adds a richer chocolate flavor.

2. What’s the best way to ensure moist cupcakes?
Don’t overmix the batter and make sure not to overbake. Use a toothpick to check for doneness.

Tray of delicious cosmic brownie cupcakes ready to serve

3. Can I use heavy cream substitutes for the ganache?
Yes, you can use coconut cream for a dairy-free option.

4. How can I make mini cupcakes?
Use a mini muffin tin and reduce the baking time to 10-12 minutes for a mini fudgy chocolate brownie cupcake.

Overhead shot of Copycat cosmic brownie cupcake unwrapped with a bite on a fork on a plate

5. Are there other toppings I can use?
Yes, try crushed cookies, chopped nuts, or even marshmallows for a fun twist on these chewy brownies in a cupcake.

Side view of an unwrapped brownie cupcake with a bite taken out of it

Cosmic Brownie Cupcakes

How to make your own homemade Cosmic Brownie Cupcakes. An easy and simple recipe for when you are craving the nostolgic treat.
Prep Time10 minutes
Cook Time15 minutes
Cool time30 minutes
Total Time55 minutes
Course: Dessert
Cuisine: American
Keyword: brownies, chocolate cupcakes, Copycat Recipe, cosmic brownies, cupcakes
Servings: 24 cupcakes

Ingredients

For the cupcakes –

  • 1 ½ c sugar
  • 1 ½ c flour
  • ¾ c Hershey’s dark cocoa powder
  • 2 eggs
  • 1 t baking powder
  • ½ t salt
  • ¾ c milk
  • ¾ c water
  • ¼ c oil
  • 1 t vanilla

For the topping –

  • 1 c semi-sweet chocolate chips
  • ½ c heavy cream
  • Candy coated chocolate chips

Instructions

For the Cupcakes –

  • Preheat the oven to 350 degrees. Line standard muffin tins with cupcake liners, set aside.
  • In the bowl of a stand mixer, combine the sugar, flour, cocoa powder, baking powder and salt.
  • Add in the eggs, milk, water, oil and vanilla. Mix well – scraping down the sides and mixing again.
  • Divide the batter between the cupcake liners and fill until about 1/2 -⅔ full.
  • Bake in the preheated oven for 14-15 minutes or until the center is set and a toothpick comes out clean.
  • Allow to cool before decorating.

For the Topping –

  • In a medium bowl, combine the heavy cream and chocolate chips. Heat in the microwave for one minute. Stir well until the mixture is smooth. Allow to cool slightly before decorating.
  • To decorate – scoop a spoonful of chocolate ganache over each cupcake and spread evenly over the top.
  • Sprinkle the candy coated chocolate chips over the ganache.

Notes

Storage: Cupcakes should be stored in an airtight container in the fridge for up to 3 days.

Conclusion

These Cosmic Brownie Cupcakes are a chocolate lover’s dream. They’re simple to make, incredibly delicious, and perfect for any celebration or casual treat.

Cosmic Brownie Cupcakes Recipe with cupcakes on a silver serving tray

Ready to try this recipe? Gather your ingredients (don’t forget the rainbow crunch sprinkles) and start baking today! Don’t forget to share your creations with friends and family—they’ll thank you for it.

Overhead shot of cosmic brownie cupcake tops

If you loved this recipe, bookmark it or share it with others. For more fun and creative baking ideas, be sure to check out our other recipes. Happy baking!

More Delicious Copycat Recipes to Try:

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Hi there!

I’m Emily, a mom and wife with a passion for crafting, celebrating holidays, and creating memorable moments. From Idaho to the world, The Benson Street is a treasure trove of easy, fun DIY projects, delightful printables, and delicious recipes. With over a decade of experience in blogging and a love for all things seasonal, I’m here to share my tips, ideas, and occasional mishaps. Join me in adding a dash of joy and creativity to every day! Read more…

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